VANGUARD GROUP INC - 30 Sep 2025 SCHEDULE 13G/A Report for MarketAxess Holdings Inc Common Stock (MKTX)

Filing Manager: VANGUARD GROUP INC
Reporting Manager: The Vanguard Group
Security: MarketAxess Holdings Inc Common Stock
Symbol: MKTX
Shares outstanding: 37,384,210 shares
Disclosed Ownership: 3,854,312 shares
Ownership: 10%
Form type: SCHEDULE 13G/A
Filing time: 31 Oct 2025, 11:04:27 UTC
Date of event: 30 Sep 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
The Vanguard Group	10%	3,854,312	0	222,773	Ashley Grim	Head of Global Fund Administration